[PATCH V3 4/6] cpuidle/ppc: Add basic infrastructure to support the broadcast framework on ppc

The broadcast framework in the kernel expects an external clock device which will continue functioning in deep idle states also. This ability is specified by the "non-existence" of the feature C3STOP . This is the device that it relies upon to wakup cpus in deep idle states whose local

[PATCH V3 4/6] cpuidle/ppc: Add basic infrastructure to support the broadcast framework on ppc

The broadcast framework in the kernel expects an external clock device which will continue functioning in deep idle states also. This ability is specified by the non-existence of the feature C3STOP . This is the device that it relies upon to wakup cpus in deep idle states whose local timers/clock